The former Disney star, who battled with eating disorders herself before seeking treatment in 2010, argued that "putting the word 'art' in it isn't a free card to do whatever you want without consequences."

Demi added that she is "still a little monster," but as an "activist" she felt something had to be said. See her tweets below.

Sad... As if we didn't have enough people glamorizing eat disorders already. 😣 Bottom line, it's not "cool" or "artsy" at all.